1,3,4,9-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Back Catalog number: DF-1349-S Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 50741 Hexavalent Chromium (Cr +6) Price on request 54597 WP Total Hardness Price on request 99399 PAH Mix, 18 anal., 100µg/ml in Acetonitrile, 1ml Price on request